Document Type and Number:
Japanese Patent JPS5231883
Kind Code:
Y2
Application Number:
JP12973072U
Publication Date:
July 20, 1977
Filing Date:
November 13, 1972
Export Citation:
International Classes:
F02F1/42; F01N13/00; F01N99/00; F02F1/24; F02M31/08; (IPC1-7): F01N7/00; F02M31/08